GB/T 11989-2020
Surface active agents—Test methods of technical sodium alkylarylsulphonates (excluding benzene derivatives)
- Standard No.
- GB/T 11989-2020
- Language
- Chinese
- Release Date
- 2020
- Published By
- 国家市场监督管理总局、中国国家标准化管理委员会
- Lastest
- GB/T 11989-2020
- Replace
- GB/T 11989-2008
- Scope
- This standard specifies the pH value, water content, free alkali or free acid, petroleum ether extractables, sodium alkylaryl sulfonate, sodium sulfite, sodium sulfate, sodium chloride content and other indicators of industrial sodium alkylarylsulfonate test method. This standard applies to slurry or powder industrial sodium alkyl aryl sulfonate (excluding other products not related to the preparation). This standard does not apply to sodium alkylbenzene sulfonate and liquid products.
GB/T 11989-2020 Referenced Document
- GB/T 3050 Inorganic chemical products for industrial use-General method for determination of chloride content-Potentiometric method
- GB/T 3050-2000 Inorganic chemical products for industrial use-General method for determination of chloride content-Potentiometric method
GB/T 11989-2020 history
- 2020 GB/T 11989-2020 Surface active agents—Test methods of technical sodium alkylarylsulphonates (excluding benzene derivatives)
- 2008 GB/T 11989-2008 Anionic surface active agents.Determination of soluble matter content in light petroleum
- 1989 GB/T 11989-1989 Anionic surface active agents--Determination of soluble matter content in light petroleum